CN109713831B - High-efficient radiating motor - Google Patents
High-efficient radiating motor Download PDFInfo
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- CN109713831B CN109713831B CN201910205059.7A CN201910205059A CN109713831B CN 109713831 B CN109713831 B CN 109713831B CN 201910205059 A CN201910205059 A CN 201910205059A CN 109713831 B CN109713831 B CN 109713831B
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Abstract
The invention relates to a motor capable of efficiently dissipating heat. The device is including the tube-shape interior casing, be equipped with stator module and rotor subassembly in the tube-shape interior casing, the tube-shape interior casing includes the siphonozooid, the end panel, the center pin both ends of rotor subassembly all be connected with tube-shape interior casing complex bearing, the tube-shape shell body has been cup jointed to the clearance in the tube-shape interior casing, the tube-shape shell body includes the tube body section, the fretwork board, be equipped with the fan on the center pin between fretwork board and the end panel, the tube-shape interior casing free end has all covered the end panel with tube-shape shell body free end, a plurality of air inlet through-holes have been. Because the conical air inlet through holes exist, high-speed airflow generated by the fan is extruded by the air inlet through holes, the density is enhanced, and the high-density air entering the cylindrical inner shell is released in volume, so that heat in the cylindrical inner shell is absorbed, the temperature of the stator assembly and the rotor assembly is reduced, and the heat-absorbing air is discharged from a bearing gap of the end plate.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a motor capable of efficiently dissipating heat.
Background
The existing Chinese patent database discloses a patent of a high-current generator, the patent application number of which is 201810745694.X, the patent application date is 2018.07.09, the application publication number is CN109104035A, and the application publication date is 2018.12.28, the device comprises a supporting seat, a shell, a radiating fan component, a rotating shaft, a rotor component, a stator component, a belt wheel, a base component and radiating fins, wherein the bottom of the supporting seat is provided with the base component, the base component comprises a supporting plate, a supporting column, a damping spring, a pushing plate, a damping air bag, a supporting block, a first magnet, a second magnet and a base, the bottom of the supporting seat is connected with the top of the supporting plate, the supporting column is arranged at one side of the bottom of the supporting plate and corresponds to two ends, the damping spring is sleeved on the supporting column, the bottom of the supporting column is connected with the top of the pushing plate, the bottom of the pushing plate is, the bottom of the damping air bag is connected with the top of the supporting block, the bottom of the supporting block is connected with the base, the top of the supporting seat is provided with a shell, the middle position in the shell is provided with a rotating shaft, and one end of the rotating shaft is provided with a cooling fan assembly; the cooling fan assembly comprises a positioning ring, a limiting hole, a positioning screw hole, a limiting groove, a connecting clamping ring, a blade mounting ring, blades, a limiting lug and a threaded groove, wherein the positioning ring is sleeved at one end of a rotating shaft, the limiting hole is formed in the middle position of the positioning ring, the positioning screw holes are formed in two sides of the limiting hole, the limiting groove is formed in the outer side of the positioning ring, the connecting clamping ring is mounted on the outer side of the limiting groove, the blade mounting ring is mounted on one side of the connecting clamping ring, the blades are uniformly mounted on one side of the blade mounting ring, the limiting lug is uniformly arranged on the blade mounting ring, the threaded groove matched with the connecting clamping ring for use is formed in the blade mounting ring, a belt wheel is mounted on one side of the blade mounting ring; the stator assembly comprises a stator body, a flat copper wire winding, a welding copper wire group, a three-phase copper wire group and an arc-shaped groove, wherein the stator body is installed on one side of the belt wheel, the flat copper wire winding is arranged on the inner side of the stator body, the welding copper wire group is arranged on one side of the inner part of the flat copper wire winding, the three-phase copper wire group is arranged on one side of the welding copper wire group, and the rotor assembly is installed at the middle position of the inner part of the stator body; the rotor subassembly includes collecting ring, interior retaining ring, grommet, claw utmost point, magnetic field group, cavity, yoke, first spline, second spline and miniature fan, the intermediate position department of pivot installs the collecting ring, and the collecting ring has two, interior retaining ring is installed to one side of collecting ring, the grommet is installed to one side of interior retaining ring, the claw utmost point is installed to one side of grommet, the claw utmost point has two, vacuole formation between the claw utmost point, install the magnetic field group in the cavity, be provided with the yoke in the magnetic field group, claw utmost point one side is provided with miniature fan, one side of miniature fan is provided with radiating fin. The disadvantages are that: the device structure is complicated, and although shock attenuation and noise reduction effect are good, the radiating effect is not good enough, has the potential safety hazard.
Disclosure of Invention
The invention aims to provide a motor capable of efficiently radiating heat, aiming at the defects of poor heat radiating effect and potential safety hazard in the prior art.
In order to achieve the purpose, the invention provides a technical scheme adopted by a motor with efficient heat dissipation, which comprises the following steps:
a motor with high-efficiency heat dissipation comprises a cylindrical inner shell, wherein the cylindrical inner shell comprises a tubular body and an end face plate for plugging one end of the tubular body, a stator component is arranged on the inner wall of the cylindrical inner shell, a rotor component is inserted in a gap in the stator component, the free end of the cylindrical inner shell is covered with the end plate, the centers of the end plate and the end face plate are provided with bearing mounting holes, two ends of a central shaft of the rotor component are both connected with bearings, one bearing is embedded in one bearing mounting hole, the other bearing is embedded in the other bearing mounting hole, a cylindrical outer shell coaxial with the cylindrical inner shell is sleeved on the cylindrical inner shell in a gap, the cylindrical outer shell comprises a tube body section and a hollow plate for plugging one end of the tube body section, a fan is fixedly connected on the central shaft between the hollow plate and the end face, an air channel is reserved between the cylindrical inner shell and the cylindrical outer shell, a plurality of air holes are formed in an end plate facing the stator assembly and the rotor assembly, air in the cylindrical inner shell is enabled to be in convection with outside air through the air holes, a plurality of air inlet through holes are formed in the tubular body, each air inlet through hole is conical, and the conical tip of each air inlet through hole faces the rotor assembly.
When the wind-cooling type wind-cooling end plate heat exchanger works, the motor is electrified, the rotor assembly rotates, the fan rotates along with the rotation, outside air enters the cylindrical outer shell from the hollow plate, the fan enables wind to enter the cylindrical inner shell from the wind inlet through hole and the bearing of the end plate, heat in the cylindrical inner shell is taken away by cold wind passing through the wind inlet through hole, and the heat is discharged from the gap between the bearings of the end plate through the cold wind.
Compared with the prior art, the invention has the beneficial effects that: because the conical air inlet through holes exist, high-speed airflow generated by the fan is extruded by the air inlet through holes, the density is enhanced, and the high-density air entering the cylindrical inner shell is released in volume, so that heat in the cylindrical inner shell is absorbed, the temperature of the stator assembly and the rotor assembly is reduced, and the heat-absorbing air is discharged from a bearing gap of the end plate.
And an auxiliary bearing is arranged on the inner wall of the hollow plate, and the end of the central shaft provided with the fan is inserted in the auxiliary bearing. The auxiliary bearing, the end plate bearing and the end plate bearing are matched, so that the radial runout of the central shaft is avoided, and the central shaft is ensured to work reliably.
The end plate is in a conical shape, and the conical tip of the end plate faces the rotor assembly. The tapered end plate effectively compresses the airflow, so that the compressed airflow enters the cylindrical inner shell through the bearing gap of the end plate and absorbs heat in the cylindrical inner shell.
And the edge of the large opening of the end panel is in arc transition with the corresponding end opening of the tubular body. Because a conical pipe is formed between the arc transition and the inner wall of the pipe body section, air compression is facilitated.
The outer wall of the tubular body is sleeved with a plurality of hollowed-out conical covers at intervals, and the large opening end of each conical cover in the air duct faces the fan. Each conical cover effectively compresses air, and simultaneously, the compressed air reliably enters the cylindrical inner shell from the air inlet through hole to take away heat of the cylindrical inner shell.
An exhaust hole communicated with the outside is arranged on the end plate positioned between the cylindrical inner shell and the cylindrical outer shell.
The edge of the small opening of the conical cover is connected with annular rings which are coaxial with the conical cover, each annular ring is fixed on the tubular body through a screw, and a gap for air flow to pass through is reserved between the inner wall of each annular ring and the outer wall of the tubular body. Gaps between the inner wall of each annular ring and the outer wall of the tubular body can effectively compress air and simultaneously can effectively take away heat on the outer surface of the tubular body.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the conical cover in fig. 1.
Fig. 3 is a partially enlarged schematic view of a portion a of fig. 1.
The air conditioner comprises a cylindrical inner shell 1, a 101 tubular body, an end panel 102, an air inlet through hole 103, a stator assembly 2, a rotor assembly 3, a central shaft 301, an end panel 4, air holes 401, an air exhaust hole 402, a cylindrical outer shell 5, a tube body segment 501, a hollow plate 502, a fan 6, an air channel 7, a conical cover 8 and an annular ring 801.
Detailed Description
As shown in fig. 1-3, the motor for efficient heat dissipation includes a cylindrical inner housing 1, where the cylindrical inner housing 1 includes a tubular body 101 and an end plate 102 for sealing one end of the tubular body 101, and a large-opening edge of the end plate 102 is in arc transition with a corresponding port of the tubular body 101. Because a tapered tube is formed between the arc transition and the inner wall of the tube body section 501, air compression is facilitated, the end panel 102 is tapered, and the taper of the end panel 102 faces the rotor assembly 3. The cone-shaped end plate 102 effectively compresses the airflow, so that the compressed airflow enters the cylindrical inner shell 1 through a bearing gap of the end plate 102 to absorb heat in the cylindrical inner shell 1, the inner wall of the cylindrical inner shell 1 is provided with a stator assembly 2, a rotor assembly 3 is inserted in a gap in the stator assembly 2, the free end of the cylindrical inner shell 1 is covered with an end plate 4, the centers of the end plate 4 and the end plate 102 are provided with bearing mounting holes, two ends of a central shaft 301 of the rotor assembly 3 are both connected with bearings, one bearing is embedded in one bearing mounting hole, the other bearing is embedded in the other bearing mounting hole, a cylindrical outer shell 5 coaxial with the cylindrical inner shell 1 is sleeved in the gap on the cylindrical inner shell 1, the cylindrical outer shell 5 comprises a pipe body segment 501 and a hollow plate 502 for blocking one end of the pipe body segment 501, a fan 6 is fixedly connected on the central shaft 301 between the hollow plate 502 and the end plate 102, the end of the central shaft 301 provided with the fan 6 is inserted into the auxiliary bearing. Auxiliary bearing, end panel 102 bearing cooperatees with end panel 4 bearing, avoid center pin 301 radial runout, ensure that center pin 301 works reliably, end panel 4 edge extends to outside the interior casing of tube-shape 1, the lid closes on 5 free end ports of tube-shape shell body, leave wind channel 7 between interior casing of tube-shape 1 and the tube-shape shell body 5, be equipped with a plurality of bleeder vents 401 on end panel 4 towards stator module 2 and rotor subassembly 3, each bleeder vent 401 makes the interior air of casing 1 and the ambient air convection current in the tube-shape, a plurality of air inlet 103 have been seted up on the siphonozooid 101, each air inlet 103 is the toper, the awl point of each air inlet 103 is towards rotor subassembly 3, the cone cover 8 of a plurality of fretworks is equipped with the spacer sleeve on the siphonozooid 101 outer wall, 8 macros. Each conical cover 8 effectively compresses air, meanwhile, the compressed air reliably enters the cylindrical inner shell 1 from the air inlet through hole 103 and takes away heat of the cylindrical inner shell 1, the edge of the small end of each conical cover 8 is connected with an annular ring 801 which is coaxially arranged with the conical cover 8, each annular ring 801 is fixed on the tubular body 101 through screws, and a gap for air flow to pass through is reserved between the inner wall of each annular ring 801 and the outer wall of the tubular body 101. Gaps between the inner wall of each annular ring 801 and the outer wall of the tubular body 101 can effectively compress air and simultaneously can effectively take away heat on the outer surface of the tubular body 101, and an exhaust hole 402 communicated with the outside is arranged on the end plate 4 between the cylindrical inner shell 1 and the cylindrical outer shell 5.
During operation, the motor circular telegram, rotor subassembly 3 rotates, and fan 6 follows the rotation, and in the open-air got into tube-shape shell body 5 from fretwork board 502, fan 6 got into tube-shape interior casing 1 with wind from the bearing of air inlet through-hole 103 and end panel 102, and heat in the shell body 1 was taken away to the cold wind through air inlet through-hole 103 in the tube-shape, and cold wind discharges the heat between the bearing clearance of end panel 102 with the cold wind.
The present invention is not limited to the above-mentioned embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (5)
1. The utility model provides a high-efficient radiating motor, including the tube-shape interior casing, the end panel of the interior casing of tube-shape includes siphonozooid and shutoff siphonozooid one end, be equipped with stator module on the interior casing inner wall of tube-shape, it has the rotor subassembly to be located the stator module internal clearance grafting, the interior casing free end lid of tube-shape has closed the end plate, the bearing mounting hole has been seted up with the end panel center to the end plate, the center pin both ends of rotor module all are connected with the bearing, a bearing is in the bearing mounting hole of pegging graft, another: the barrel-shaped outer shell coaxial with the barrel-shaped inner shell is sleeved on the barrel-shaped inner shell in a gap mode, the barrel-shaped outer shell comprises a tube body section and a hollow plate for blocking one end of the tube body section, a fan is fixedly connected to a central shaft between the hollow plate and an end plate, the edge of the end plate extends out of the barrel-shaped inner shell, the end plate covers the free end port of the barrel-shaped outer shell, an air channel is reserved between the barrel-shaped inner shell and the barrel-shaped outer shell, a plurality of air holes are formed in the end plate facing the stator assembly and the rotor assembly, air in the barrel-shaped inner shell is enabled to be in convection with outside air through the air holes, a plurality of air inlet through holes are formed in the tube body, each air inlet through hole is conical, the conical tip of each air inlet through hole.
2. A heat-efficient motor as recited in claim 1, wherein: and an auxiliary bearing is arranged on the inner wall of the hollow plate, and the end of the central shaft provided with the fan is inserted in the auxiliary bearing.
3. A heat-efficient motor as recited in claim 2, wherein: the end plate is in a conical shape, and the conical tip of the end plate faces the rotor assembly.
4. A high efficiency heat dissipating electric motor as claimed in claim 3, wherein: and the edge of the large opening of the end panel is in arc transition with the corresponding end opening of the tubular body.
5. An efficient heat-dissipating electric motor as set forth in claim 4, wherein: an exhaust hole communicated with the outside is arranged on the end plate positioned between the cylindrical inner shell and the cylindrical outer shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910205059.7A CN109713831B (en) | 2019-03-18 | 2019-03-18 | High-efficient radiating motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910205059.7A CN109713831B (en) | 2019-03-18 | 2019-03-18 | High-efficient radiating motor |
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| Publication Number | Publication Date |
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| CN109713831A CN109713831A (en) | 2019-05-03 |
| CN109713831B true CN109713831B (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910205059.7A Active CN109713831B (en) | 2019-03-18 | 2019-03-18 | High-efficient radiating motor |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112436655A (en) * | 2020-10-27 | 2021-03-02 | 安徽达来电机有限公司 | Permanent magnet motor with excellent heat dissipation effect |
| CN113241900B (en) * | 2021-05-28 | 2022-07-15 | 天津中德应用技术大学 | Integrated motor with high reliability |
Citations (10)
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| JPS5951199A (en) * | 1982-09-16 | 1984-03-24 | Toshiba Corp | Fan device |
| EP1309074A2 (en) * | 2001-11-01 | 2003-05-07 | General Electric Company | Tapered rotor-stator air gap for superconducting synchronous machine |
| CN101383532A (en) * | 2007-09-04 | 2009-03-11 | 通用电气公司 | Apparatus and method for cooling rotor and stator motor cores |
| CN101711451A (en) * | 2007-05-14 | 2010-05-19 | 胜达因公司 | Motor with air cooling system |
| CN104979924A (en) * | 2014-04-10 | 2015-10-14 | 西门子公司 | Electric machine with flow cooling |
| CN106059197A (en) * | 2016-08-16 | 2016-10-26 | 中车株洲电机有限公司 | Internal wind path of motor |
| JP2017085740A (en) * | 2015-10-27 | 2017-05-18 | 株式会社日立製作所 | Motor and compressor including the same |
| CN106849504A (en) * | 2017-04-18 | 2017-06-13 | 湖州鸿远电机有限公司 | A kind of motor heat dissipation cooling structure |
| CN206471968U (en) * | 2017-02-16 | 2017-09-05 | 扬州市新港电机有限公司 | A kind of flux switch permanent magnet motor |
| US10320267B2 (en) * | 2015-06-03 | 2019-06-11 | Denso Corporation | Rotary electric machine |
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2019
- 2019-03-18 CN CN201910205059.7A patent/CN109713831B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5951199A (en) * | 1982-09-16 | 1984-03-24 | Toshiba Corp | Fan device |
| EP1309074A2 (en) * | 2001-11-01 | 2003-05-07 | General Electric Company | Tapered rotor-stator air gap for superconducting synchronous machine |
| CN101711451A (en) * | 2007-05-14 | 2010-05-19 | 胜达因公司 | Motor with air cooling system |
| CN101383532A (en) * | 2007-09-04 | 2009-03-11 | 通用电气公司 | Apparatus and method for cooling rotor and stator motor cores |
| CN104979924A (en) * | 2014-04-10 | 2015-10-14 | 西门子公司 | Electric machine with flow cooling |
| US10320267B2 (en) * | 2015-06-03 | 2019-06-11 | Denso Corporation | Rotary electric machine |
| JP2017085740A (en) * | 2015-10-27 | 2017-05-18 | 株式会社日立製作所 | Motor and compressor including the same |
| CN106059197A (en) * | 2016-08-16 | 2016-10-26 | 中车株洲电机有限公司 | Internal wind path of motor |
| CN206471968U (en) * | 2017-02-16 | 2017-09-05 | 扬州市新港电机有限公司 | A kind of flux switch permanent magnet motor |
| CN106849504A (en) * | 2017-04-18 | 2017-06-13 | 湖州鸿远电机有限公司 | A kind of motor heat dissipation cooling structure |
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| CN109713831A (en) | 2019-05-03 |
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Address after: Jiejia Town, Gaoyou City, Yangzhou City, Jiangsu Province Patentee after: Jiangsu Huasheng Electric Motor (Group) Co.,Ltd. Address before: Jiejia Town, Gaoyou City, Yangzhou City, Jiangsu Province Patentee before: YANGZHOU HUASHENG MOTORS MANUFACTURING Co.,Ltd. |